Gaya APA
Justiana, S., Muchtaridi, . (2009).
Chemistry fot Senior High School (Year X) : Based on KTSP 2006 .
Jakarta Timur:
Yudhistira.
Gaya MLA
Justiana, Sandri., Muchtaridi, .
"Chemistry fot Senior High School (Year X) : Based on KTSP 2006".
Jakarta Timur:
Yudhistira,
2009.
Text.